Oberlin - Sappa State Park Weather Forecast

    • 43
    • 71

    Becoming Sunny

    • 52
    • 88

    Sunny

    • 46
    • 85

    Mostly Sunny

    • 54
    • 86

    Partly Sunny

    • 55
    • 95

    Partly Sunny

    • 53
    • 92

    Mostly Sunny

Today 10 May Decatur

Mostly cloudy with slight chance of Showers in the Morning, then mostly sunny in the afternoon. Highs around 70. North Winds 5 to 10 Mph, becoming southwest in the afternoon. Chance of rain 20 percent.

Tonight 10 May Decatur

Clear. Lows in the lower 40s. South Winds 5 to 15 Mph.

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Oberlin - Sappa State Park Temperature Statistics

May Temperature

McCook, McCook Municipal Airport (25.5 miles)

  • Lowest 1 May, 2026

    33.7 °F

  • Average May

    53.9 °F

  • Highest 4 May, 2026

    82.7 °F

Climate (2021–Present)

McCook, McCook Municipal Airport (25.5 miles)

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  • Average Low 2021–2026

    40.2 °F

  • Average 2021–2026

    54.1 °F

  • Average High 2021–2026

    68.7 °F
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